99109203338 has 16 divisors (see below), whose sum is σ = 151865708544. Its totient is φ = 48487840080.

The previous prime is 99109203337. The next prime is 99109203343. The reversal of 99109203338 is 83330290199.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a junction number, because it is equal to n+sod(n) for n = 99109203292 and 99109203301.

It is not an unprimeable number, because it can be changed into a prime (99109203337) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 240008 + ... + 505788.

It is an arithmetic number, because the mean of its divisors is an integer number (9491606784).

Almost surely, 2^99109203338 is an apocalyptic number.

99109203338 is a deficient number, since it is larger than the sum of its proper divisors (52756505206).

99109203338 is a wasteful number, since it uses less digits than its factorization.

99109203338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269797.

The product of its (nonzero) digits is 314928, while the sum is 47.

The spelling of 99109203338 in words is "ninety-nine billion, one hundred nine million, two hundred three thousand, three hundred thirty-eight".